Base | Representation |
---|---|
bin | 110100100010000100… |
… | …111111110010111101 |
3 | 12101121001102102221110 |
4 | 310202010333302331 |
5 | 1411010003410302 |
6 | 41525050552233 |
7 | 4034541503415 |
oct | 644204776275 |
9 | 171531372843 |
10 | 56406310077 |
11 | 21a15989697 |
12 | ab22438679 |
13 | 541c079250 |
14 | 2a314a7645 |
15 | 1701edab6c |
hex | d2213fcbd |
56406310077 has 8 divisors (see below), whose sum is σ = 80993676064. Its totient is φ = 34711575408.
The previous prime is 56406310069. The next prime is 56406310091. The reversal of 56406310077 is 77001360465.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 56406310077 - 23 = 56406310069 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 1446315643 = 56406310077 / (5 + 6 + 4 + 0 + 6 + 3 + 1 + 0 + 0 + 7 + 7).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56406310007) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 723157783 + ... + 723157860.
It is an arithmetic number, because the mean of its divisors is an integer number (10124209508).
Almost surely, 256406310077 is an apocalyptic number.
It is an amenable number.
56406310077 is a deficient number, since it is larger than the sum of its proper divisors (24587365987).
56406310077 is a wasteful number, since it uses less digits than its factorization.
56406310077 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1446315659.
The product of its (nonzero) digits is 105840, while the sum is 39.
The spelling of 56406310077 in words is "fifty-six billion, four hundred six million, three hundred ten thousand, seventy-seven".
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